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Finding the Fourth Proportional to 297.09, 444.96 and 242.73

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Solution

The fourth proportional to 297.09, 444.96 and 242.73 is: 363.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    297.09 : 444.96 = 242.73 : x
  2. Step 2: Convert to fraction form
    297.09/444.96 = 242.73/x
  3. Step 3: Cross multiply
    297.09x = 444.96 × 242.73
  4. Step 4: Simplify right side
    297.09x = 108,005.14
  5. Step 5: Solve for x
    x = 108,005.14/297.09
  6. Step 6: Final answer
    x = 363.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.